<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="中文名称" prop="productNameZh">
        <el-input
          v-model="queryParams.productNameZh"
          placeholder="请输入中文产品名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="英文名称" prop="productNameEn">
        <el-input
          v-model="queryParams.productNameEn"
          placeholder="请输入英文产品名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="产品分类" prop="type">
        <el-select v-model="queryParams.categoryId" placeholder="请选择产品分类" filterable clearable>
          <el-option
            v-for="category in categoryList"
            :key="category.id"
            :label="category.categoryNameZh"
            :value="category.id"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['official:product:add']"
        >新增
        </el-button>
      </el-col>
      <!--      <el-col :span="1.5">-->
      <!--        <el-button-->
      <!--          type="success"-->
      <!--          plain-->
      <!--          icon="el-icon-edit"-->
      <!--          size="mini"-->
      <!--          :disabled="single"-->
      <!--          @click="handleUpdate"-->
      <!--          v-hasPermi="['official:product:edit']"-->
      <!--        >修改-->
      <!--        </el-button>-->
      <!--      </el-col>-->
      <!--      <el-col :span="1.5">-->
      <!--        <el-button-->
      <!--          type="danger"-->
      <!--          plain-->
      <!--          icon="el-icon-delete"-->
      <!--          size="mini"-->
      <!--          :disabled="multiple"-->
      <!--          @click="handleDelete"-->
      <!--          v-hasPermi="['official:product:remove']"-->
      <!--        >删除-->
      <!--        </el-button>-->
      <!--      </el-col>-->
      <!--      <el-col :span="1.5">-->
      <!--        <el-button-->
      <!--          type="warning"-->
      <!--          plain-->
      <!--          icon="el-icon-download"-->
      <!--          size="mini"-->
      <!--          @click="handleExport"-->
      <!--          v-hasPermi="['official:product:export']"-->
      <!--        >导出-->
      <!--        </el-button>-->
      <!--      </el-col>-->
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="productList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center"/>
      <!--      <el-table-column label="主键" align="center" prop="id"/>-->
      <el-table-column label="分类名称" align="center" prop="categoryNameZh"/>
      <el-table-column label="中文产品名" align="center" prop="productNameZh"/>
      <el-table-column label="英文产品名" align="center" prop="productNameEn"/>
      <el-table-column label="设备图片" align="center" prop="productUrl" width="100">
        <template slot-scope="scope">
          <image-preview :src="scope.row.productUrl" :width="50" :height="50"/>
        </template>
      </el-table-column>
      <el-table-column label="访问次数" align="center" prop="visitNumber"/>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['official:product:edit']"
          >修改
          </el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['official:product:remove']"
          >删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改产品对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="1000px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="设备图片" prop="productUrl">
          <image-upload v-model="form.productUrl"/>
        </el-form-item>
        <el-form-item label="商品分类">
          <el-select v-model="form.categoryId" placeholder="请选择商品分类" clearable>
            <el-option
              v-for="category in categoryList"
              :key="category.id"
              :label="category.categoryNameZh"
              :value="category.id"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-row>
          <el-col :span="12">
            <el-form-item label="中文名称" prop="productNameZh">
              <el-input v-model="form.productNameZh" placeholder="请输入中文产品名称"/>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="英文名称" prop="productNameEn">
              <el-input v-model="form.productNameEn" placeholder="请输入英文产品名称"/>
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="12">
            <el-form-item label="中文规格">
              <div v-for="(spec, index) in form.specificationsZh" :key="index">
                <el-input v-model="spec.key" placeholder="规格名称" style="width: 100px; margin-right: 10px;"></el-input>
                <el-input v-model="spec.value" placeholder="规格值" style="width: 100px;"></el-input>
                <el-button type="danger" @click="removeSpec(index)" v-if="form.specificationsZh.length > 1">删除</el-button>
              </div>
              <el-button @click="addSpec">添加规格</el-button>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="英文规格">
              <div v-for="(spec, index) in form.specificationsEn" :key="index">
                <el-input v-model="spec.key" placeholder="规格名" style="width: 100px; margin-right: 10px;"></el-input>
                <el-input v-model="spec.value" placeholder="规格值" style="width: 100px;"></el-input>
                <el-button type="danger" @click="removeSpecEn(index)" v-if="form.specificationsEn.length > 1">删除</el-button>
              </div>
              <el-button @click="addSpecEn">添加规格</el-button>
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {addProduct, delProduct, getProduct, listProduct, updateProduct} from "@/api/official/product";
import {queryAll} from "@/api/official/category";
import Treeselect from "@riophae/vue-treeselect";

export default {
  name: "Product",
  components: {Treeselect},
  data() {
    return {
      categoryList: [],
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 产品表格数据
      productList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        categoryId: null,
        productNameZh: null,
        productNameEn: null,
        productUrl: null,
        specificationsZh: null,
        specificationsEn: null,
        visitNumber: null
      },
      // 表单参数
      form: {
        categoryId: null,
        productNameZh: null,
        productNameEn: null,
        productUrl: null,
        specificationsZh: null,
        specificationsEn: null,
        visitNumber: null,
      },
      // 表单校验
      rules: {
        categoryId: [
          {required: true, message: "分类主键不能为空", trigger: "change"}
        ],
        productNameZh: [
          {required: true, message: "中文产品名称不能为空", trigger: "blur"}
        ],
        productNameEn: [
          {required: true, message: "英文产品名称不能为空", trigger: "blur"}
        ],
        productUrl: [
          {required: true, message: "设备图片不能为空", trigger: "blur"}
        ],
      }
    };
  },
  created() {
    this.queryCategoryAll();
    this.getList();
  },
  methods: {
    /** 查询产品列表 */
    getList() {
      this.loading = true;
      listProduct(this.queryParams).then(response => {
        this.productList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        categoryId: null,
        productNameZh: null,
        productNameEn: null,
        productUrl: null,
        specificationsZh: null,
        specificationsEn: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        visitNumber: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    queryCategoryAll() {
      queryAll().then(response => {
        this.categoryList = response.data;
      });
    },
    /** 新增按钮操作 */
    handleAdd() {

      this.reset();
      this.open = true;
      this.title = "添加产品";
      this.form = {
        specificationsZh: [{key: '', value: ''}],
        specificationsEn: [{key: '', value: ''}]
      };
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getProduct(id).then(response => {
        this.form = response.data;
        if (this.form.specificationsEn == null) {
          this.form.specificationsEn = [{key: '', value: ''}];
        }
        if (this.form.specificationsZh == null) {
          this.form.specificationsZh = [{key: '', value: ''}];
        }
        this.open = true;
        this.title = "修改产品";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateProduct(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addProduct(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除产品名称为"' + row.productNameZh + '"的数据项？').then(function () {
        return delProduct(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {
      });
    },
    addSpec() {
      this.form.specificationsZh.push({key: '', value: ''});
    },
    removeSpec(index) {
      this.form.specificationsZh.splice(index, 1);
    },
    addSpecEn() {
      this.form.specificationsEn.push({key: '', value: ''});
    },
    removeSpecEn(index) {
      this.form.specificationsEn.splice(index, 1);
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('official/product/export', {
        ...this.queryParams
      }, `product_${new Date().getTime()}.xlsx`)
    }

  }
};
</script>
